66 lines
2.4 KiB
C
66 lines
2.4 KiB
C
/* $NetBSD: adbvar.h,v 1.2 2008/04/29 06:53:02 martin Exp $ */
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/*-
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* Copyright (c) 2006 Michael Lorenz
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: adbvar.h,v 1.2 2008/04/29 06:53:02 martin Exp $");
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#ifndef ADBVAR_H
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#define ADBVAR_H
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#define ADB_CMDADDR(cmd) ((u_int8_t)((cmd) & 0xf0) >> 4)
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#define ADBFLUSH(dev) ((((u_int8_t)(dev) & 0x0f) << 4) | 0x01)
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#define ADBLISTEN(dev, reg) ((((u_int8_t)(dev) & 0x0f) << 4) | 0x08 | (reg))
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#define ADBTALK(dev, reg) ((((u_int8_t)(dev) & 0x0f) << 4) | 0x0c | (reg))
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struct adb_bus_accessops {
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void *cookie;
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/* cookie, poll, address/command, length, data */
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int (*send)(void *, int, int, int, uint8_t *);
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void (*poll)(void *);
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void (*autopoll)(void *, int); /* bitmask of ADB addresses to poll */
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int (*set_handler)(void *, void (*)(void *, int, uint8_t *), void *);
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};
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struct adb_device {
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void *cookie;
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void (*handler)(void *, int, uint8_t *);
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int current_addr;
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int original_addr;
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int handler_id;
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};
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struct adb_attach_args {
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struct adb_bus_accessops *ops;
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struct adb_device *dev;
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};
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int nadb_print(void *, const char *);
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#endif /* ADBVAR_H */
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